Linda E. Muños Espinosa, Mcgraw Hill

$144.00

J. Romero - G. Tena, Mcgraw Hill

$48.00

Fernando Guzman Toro, Vadell Hermanos

$14.40

Carlos A. Roldan, Lippincott

$135.60

Francisco A. Orduña P., Diaz de Santos

$36.00

John T. Daugirdas, Lippincott

$86.40

Lynn S. Bickley, Lippincott

$125.12

J. Kassirer - J. Wong, Lippincott

$88.80

Thomas M. de Fer, Lippincott

$93.60

Salvador Zubiran, Mcgraw Hill

$67.20

Insp, Mcgraw Hill

$31.20

S. Agabegi - E. Agabegi, Lippincott

$60.00

R. Skeel - S. Khlief, Lippincott

$60.00

Jose F. Gonzalez, Mcgraw Hill

$45.60

S. Joo - A. Kau, Lippincott

$69.12